require 'rake'
require 'cucumber/rake/task'
 
module Henry
  
  class Task
    
    # The Henry Task implementation for Cucumber
    class CucumberTask < Task
      
      # Executes the CucumberTask and returns its results.
      #
      # @return [Hash] the CucumberTask results.
      def execute
        begin
          Rake.application['cucumber'].invoke 
          
          self.execution.code = 'OK'
          self.execution.message = 'OK'
          self.execution.output = File.open('cucumber.out', 'r').read
        rescue Exception => e
          self.execution.code = 'ERROR'
          self.execution.message = 'ERROR'
          self.execution.output = File.open('cucumber.out', 'r').read
          self.execution.backtrace = e.message
        end
      end
      
      # Configures the Task.
      #
      # @param [Hash] params the task params.
      def configure(params)
        File.open('cucumber.out', 'w') { |f| }

        # Makes available the cucumber rake task.
        Cucumber::Rake::Task.new do |t|
          t.cucumber_opts = %w{--out cucumber.out}
          t.fork = false
        end

        self.export_params(params)
      end

    end

  end

end